cooperation Flashcards
easter island
Colonized by indigenous people, collapsed due to ecological catastrophization
Couldn’t keep up balance with ecology, over exploitation of their own environment
Signs of cooperative instincts appear early on
Synchrony in yawning in babies
Experiments with altruism (spontaneous helping) in children and chimps
Adults keep failing to put books in shelf, toddler comes and opens the door to help the adult
When a task involves two people, the toddler grabs the adult to help him
Chimps also help adults but behaviors are more mixed
Bred in the bone(yale study)
(object helper/hinderer)
Child chooses the helper(the object that helps the other shape go up the hill), rather than the hinderer who pushes the object down the hill
Child also chooses the puppet that passes the ball back to the puppet who lost it
Empathy and compassion rooted in mammalian parental care instincts
We humans are cooperative breeders”it takes a village to raise a child”
The “grandmother hypothesis”
Grandmothers invest a lot of caretaking of their grandchildren(perform motherly duties)
Kin selection
the tendency for genetic relatives to help each other because natural selection favors behaviors that increase the chance of survival of genetic relatives
Hamilton’s rule:
(kin selection)
rxB>C
r=genetic relatedness; B=benefit; C=cost
Reciprocal altruism-
the tendency for strangers with good reputations to help each other as natural selection favors mutually beneficial behaviors as long as helping is reciprocated in some future time
The problem of free riding
A failure of cooperation in which individuals who receive benefits from other individuals or common resources do not contribute to it
examples of free riding
Tax evasion
Fair skipping in public transpo
Overfishing
Prisoners dilemma
Tit-for tat
one prisoner begins with cooperation, electing to not confess, and the other follows suit
Common resource pool dilemmas
In a shared limited resource system, individuals acting according to self interest, deplete the shared resource and undermine the “common good”
“The tragedy of the commons”
Tax evasion
Water conservation
Preservation of forests